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Technical Data Sheet
PartsTable / COMPONENT / K659458-23
K659458-23 ✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

The BEARING,BALL,AIRFRAME is a the manufacturer industrial component. Key specifications include material: STEEL COMP E52100 INNER RING, bore_diameter: 0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN, load_direction: RADIAL, inner_ring_width: 0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN, outer_ring_width: 0.4330 INCHES MINIMUM AND 0.4380 INCHES MAXIMUM IN, style_designator: SINGLE ROW INNER RING EXTENDED BOTH SIDES. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-186-3098, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
K659458-23
NSN: 3110-00-186-3098
FSC: 3110
CAGE: 21335 — TIMKEN CO DIV THE TIMKEN COMPANY (USA)
SPECIFICATIONS
materialSTEEL COMP E52100 INNER RING
bore_diameter0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN
seal_quantity2
load_directionRADIAL
inner_ring_width0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
outer_ring_width0.4330 INCHES MINIMUM AND 0.4380 INCHES MAXIMUM IN
style_designatorSINGLE ROW INNER RING EXTENDED BOTH SIDES
bearing_seal_typeCONTACT
overall_outside_diameter1.9995 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM IN
retainer_fabrication_methodPRESSED
standard_tolerance_designationAFBMA STD TOLERANCE FOR AIRFRAME NEEDLE BEARINGS
lubrication_material_document_and_classificationMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
NSN3110-00-186-3098
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: K659458-23 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
BORE DIAMETER: 0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN
•
SEAL QUANTITY: 2
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
•
INNER RING WIDTH: 0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
•
LOAD DIRECTION: RADIAL
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR AIRFRAME NEEDLE BEARINGS
•
RETAINER FABRICATION METHOD: PRESSED
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN
SEAL QUANTITY2
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
INNER RING WIDTH0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
SEAL QUANTITY2
LOAD DIRECTIONRADIAL
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR AIRFRAME NEEDLE BEARINGS
RETAINER FABRICATION METHODPRESSED
BEARING SEAL TYPECONTACT
OUTER RING WIDTH0.4330 INCHES MINIMUM AND 0.4380 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
KP16AInterchangeable
interchangeable cross-reference
interchangeable
137-042-9108Interchangeable
interchangeable cross-reference
interchangeable
AN201KP16AInterchangeable
interchangeable cross-reference
interchangeable
KP16A-FS464Interchangeable
Same NIIN cross-reference
interchangeable
3110PL0138821Interchangeable
Same NIIN cross-reference
interchangeable
KP16AE8454Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is K659458-23?
K659458-23 is a BEARING,BALL,AIRFRAME.
What parts can replace K659458-23?
There are 6 known substitutes for K659458-23: KP16A, 137-042-9108, AN201KP16A and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for K659458-23?
K659458-23 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-186-3098. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026